For Vizet, this trip to the Ministry of Magic had brought quite a lot of gains;
Not only had he gotten to know several nominees, he had also obtained Horace Slughorn's improvement plan for Augurey Tonic, as well as the "Potent Weedkilling Potion" formula mentioned by that Wizengamot member.
If he wanted to thoroughly understand the principles behind that Augurey Tonic improvement plan, he still needed to keep communicating with Horace Slughorn; it was not something he could rush.
As for the "Potent Weedkilling Potion" formula, since it was not too difficult in itself, Vizet could combine it with his own knowledge of potions, work out the principles behind it, and improve it further.
On the way back to Hogwarts, Vizet was already pondering the principles of the "Potent Weedkilling Potion" formula;
Once he entered the grounds of Hogwarts, he and Luna went to Hagrid's Hut;
Starting from a practical angle, the two of them spent an afternoon improving a "Potent Weedkilling Potion" suited to the Small Garden and the pumpkin patch.
"So the way to use it is one test tube with five buckets of water?" Hagrid held two jars of potion in both hands. "And then it can not only get rid of those weeds, but also wipe out the Flesh-Eating Slugs?"
"That's right! Use that wooden bucket you usually use..." Vizet confirmed. "As for this 'Potent Weedkilling Potion,' its original function was to kill Venomous Geraniums..."
"But Venomous Geraniums don't grow here, so I changed some of the characteristics of the 'Potent Weedkilling Potion,' making it effective against pests like Flesh-Eating Slugs."
"So that means..." Hagrid scratched his head, as if he had thought of something. "If Magical creatures come into the field, they won't be affected by this potion?"
"In theory, yes..." Vizet nodded. "If anything